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bd092f0f | 1 | // $Id$ |
30159e6f | 2 | |
bd092f0f | 3 | #include "AliAnalysisTaskEMCALIsoPhoton.h" |
30159e6f | 4 | |
bd092f0f | 5 | #include <TCanvas.h> |
6 | #include <TChain.h> | |
7 | #include <TFile.h> | |
8 | #include <TH1F.h> | |
9 | #include <TH2F.h> | |
caaf99d3 | 10 | #include <TH3F.h> |
965c985f | 11 | #include <THnSparse.h> |
bd092f0f | 12 | #include <TLorentzVector.h> |
a62631a9 | 13 | #include <TList.h> |
bd092f0f | 14 | |
15 | #include "AliAnalysisManager.h" | |
16 | #include "AliAnalysisTask.h" | |
17 | #include "AliEMCALGeometry.h" | |
18 | #include "AliEMCALRecoUtils.h" | |
19 | #include "AliESDCaloCells.h" | |
20 | #include "AliESDCaloCluster.h" | |
30159e6f | 21 | #include "AliESDEvent.h" |
22 | #include "AliESDHeader.h" | |
30159e6f | 23 | #include "AliESDInputHandler.h" |
bd092f0f | 24 | #include "AliESDUtils.h" |
30159e6f | 25 | #include "AliESDtrack.h" |
26 | #include "AliESDtrackCuts.h" | |
bd092f0f | 27 | #include "AliMCEvent.h" |
28 | #include "AliMCEventHandler.h" | |
29 | #include "AliStack.h" | |
30159e6f | 30 | #include "AliV0vertexer.h" |
30159e6f | 31 | #include "AliVCluster.h" |
32 | ||
30159e6f | 33 | ClassImp(AliAnalysisTaskEMCALIsoPhoton) |
34 | ||
35 | //________________________________________________________________________ | |
bd092f0f | 36 | AliAnalysisTaskEMCALIsoPhoton::AliAnalysisTaskEMCALIsoPhoton() : |
37 | AliAnalysisTaskSE(), | |
38 | fCaloClusters(0), | |
39 | fSelPrimTracks(0), | |
3f4073ba | 40 | fTracks(0), |
bd092f0f | 41 | fEMCalCells(0), |
42 | fPrTrCuts(0), | |
43 | fGeom(0x0), | |
9148fa89 | 44 | fGeoName("EMCAL_COMPLETEV1"), |
45 | fPeriod("LHC11c"), | |
46 | fTrigBit("kEMC7"), | |
47 | fIsTrain(0), | |
c7bb0b43 | 48 | fIsMc(0), |
ecd47673 | 49 | fDebug(0), |
f3843637 | 50 | fPathStrOpt("/"), |
9148fa89 | 51 | fExoticCut(0.97), |
52 | fIsoConeR(0.4), | |
965c985f | 53 | fNDimensions(7), |
54 | fECut(3.), | |
16a4050e | 55 | fTrackMult(0), |
f507c09b | 56 | fMcIdFamily(""), |
57 | fNClusForDirPho(0), | |
58 | fDirPhoPt(0), | |
f9e2362a | 59 | fHigherPtCone(0), |
bd092f0f | 60 | fESD(0), |
c7bb0b43 | 61 | fMCEvent(0), |
62 | fStack(0), | |
bd092f0f | 63 | fOutputList(0), |
64 | fEvtSel(0), | |
0b21f686 | 65 | fNClusEt10(0), |
cc57d293 | 66 | fRecoPV(0), |
f507c09b | 67 | fPVtxZ(0), |
68 | fTrMultDist(0), | |
caaf99d3 | 69 | fMCDirPhotonPtEtaPhi(0), |
c7bb0b43 | 70 | fDecayPhotonPtMC(0), |
bd092f0f | 71 | fCellAbsIdVsAmpl(0), |
16a4050e | 72 | fNClusHighClusE(0), |
f9e2362a | 73 | fHigherPtConeM02(0), |
f507c09b | 74 | fClusEtMcPt(0), |
75 | fClusMcDetaDphi(0), | |
76 | fNClusPerPho(0), | |
092ceec8 | 77 | fMCDirPhotonPtEtaPhiNoClus(0), |
965c985f | 78 | fHnOutput(0) |
bd092f0f | 79 | { |
80 | // Default constructor. | |
81 | } | |
82 | ||
83 | //________________________________________________________________________ | |
84 | AliAnalysisTaskEMCALIsoPhoton::AliAnalysisTaskEMCALIsoPhoton(const char *name) : | |
85 | AliAnalysisTaskSE(name), | |
30159e6f | 86 | fCaloClusters(0), |
87 | fSelPrimTracks(0), | |
3f4073ba | 88 | fTracks(0), |
30159e6f | 89 | fEMCalCells(0), |
90 | fPrTrCuts(0), | |
91 | fGeom(0x0), | |
92 | fGeoName("EMCAL_COMPLETEV1"), | |
93 | fPeriod("LHC11c"), | |
751194e8 | 94 | fTrigBit("kEMC7"), |
30159e6f | 95 | fIsTrain(0), |
c7bb0b43 | 96 | fIsMc(0), |
ecd47673 | 97 | fDebug(0), |
f3843637 | 98 | fPathStrOpt("/"), |
30159e6f | 99 | fExoticCut(0.97), |
100 | fIsoConeR(0.4), | |
965c985f | 101 | fNDimensions(7), |
102 | fECut(3.), | |
16a4050e | 103 | fTrackMult(0), |
f507c09b | 104 | fMcIdFamily(""), |
105 | fNClusForDirPho(0), | |
106 | fDirPhoPt(0), | |
f9e2362a | 107 | fHigherPtCone(0), |
30159e6f | 108 | fESD(0), |
c7bb0b43 | 109 | fMCEvent(0), |
110 | fStack(0), | |
30159e6f | 111 | fOutputList(0), |
30159e6f | 112 | fEvtSel(0), |
0b21f686 | 113 | fNClusEt10(0), |
cc57d293 | 114 | fRecoPV(0), |
bd092f0f | 115 | fPVtxZ(0), |
f507c09b | 116 | fTrMultDist(0), |
caaf99d3 | 117 | fMCDirPhotonPtEtaPhi(0), |
c7bb0b43 | 118 | fDecayPhotonPtMC(0), |
119 | fCellAbsIdVsAmpl(0), | |
bd092f0f | 120 | fNClusHighClusE(0), |
f9e2362a | 121 | fHigherPtConeM02(0), |
f507c09b | 122 | fClusEtMcPt(0), |
123 | fClusMcDetaDphi(0), | |
124 | fNClusPerPho(0), | |
092ceec8 | 125 | fMCDirPhotonPtEtaPhiNoClus(0), |
965c985f | 126 | fHnOutput(0) |
30159e6f | 127 | { |
128 | // Constructor | |
129 | ||
130 | // Define input and output slots here | |
131 | // Input slot #0 works with a TChain | |
132 | DefineInput(0, TChain::Class()); | |
133 | // Output slot #0 id reserved by the base class for AOD | |
134 | // Output slot #1 writes into a TH1 container | |
135 | DefineOutput(1, TList::Class()); | |
136 | } | |
bd092f0f | 137 | |
30159e6f | 138 | //________________________________________________________________________ |
139 | void AliAnalysisTaskEMCALIsoPhoton::UserCreateOutputObjects() | |
140 | { | |
bd092f0f | 141 | // Create histograms, called once. |
30159e6f | 142 | |
143 | fCaloClusters = new TRefArray(); | |
144 | fSelPrimTracks = new TObjArray(); | |
145 | ||
146 | ||
147 | fOutputList = new TList(); | |
a62631a9 | 148 | fOutputList->SetOwner();// Container cleans up all histos (avoids leaks in merging) |
30159e6f | 149 | |
f507c09b | 150 | fGeom = AliEMCALGeometry::GetInstance(fGeoName.Data()); |
30159e6f | 151 | |
152 | fEvtSel = new TH1F("hEvtSel","Event selection counter (0=all trg, 1=pvz cut) ;evt cut ;dN/dcut}",2,0,2); | |
153 | fOutputList->Add(fEvtSel); | |
0b21f686 | 154 | |
155 | fNClusEt10 = new TH1F("hNClusEt10","# of cluster with E_{T}>10 per event;E;",101,-0.5,100.5); | |
156 | fOutputList->Add(fNClusEt10); | |
30159e6f | 157 | |
cc57d293 | 158 | fRecoPV = new TH1F("hRecoPV","Prim. vert. reconstruction (yes or no);reco (0=no, 1=yes) ;",2,-0.5,1.5); |
159 | fOutputList->Add(fRecoPV); | |
160 | ||
30159e6f | 161 | fPVtxZ = new TH1F("hPVtxZ","primary vertex Z before cut;prim-vz(cm) ;",200,-100,100); |
162 | fOutputList->Add(fPVtxZ); | |
c7bb0b43 | 163 | |
f507c09b | 164 | fTrMultDist = new TH1F("fTrMultDist","track multiplicity;tracks/event;#events",200,0.5,200.5); |
165 | fOutputList->Add(fTrMultDist); | |
166 | ||
caaf99d3 | 167 | fMCDirPhotonPtEtaPhi = new TH3F("hMCDirPhotonPtEtaPhi","photon (gq->#gammaq) p_{T}, #eta, #phi;GeV/c;#eta;#phi",1000,0,100,154,-0.77,0.77,130,1.38,3.20); |
168 | fMCDirPhotonPtEtaPhi->Sumw2(); | |
169 | fOutputList->Add(fMCDirPhotonPtEtaPhi); | |
c7bb0b43 | 170 | |
171 | fDecayPhotonPtMC = new TH1F("hDecayPhotonPtMC","decay photon p_{T};GeV/c;dN/dp_{T} (c GeV^{-1})",1000,0,100); | |
172 | fDecayPhotonPtMC->Sumw2(); | |
173 | fOutputList->Add(fDecayPhotonPtMC); | |
174 | ||
30159e6f | 175 | fCellAbsIdVsAmpl = new TH2F("hCellAbsIdVsAmpl","cell abs id vs cell amplitude (energy);E (GeV);ID",200,0,100,24*48*10,-0.5,24*48*10-0.5); |
a62631a9 | 176 | fOutputList->Add(fCellAbsIdVsAmpl); |
30159e6f | 177 | |
178 | fNClusHighClusE = new TH2F("hNClusHighClusE","total number of clusters vs. highest clus energy in the event;E (GeV);NClus",200,0,100,301,-0.5,300.5); | |
179 | fOutputList->Add(fNClusHighClusE); | |
180 | ||
f9e2362a | 181 | fHigherPtConeM02 = new TH2F("hHigherPtConeM02","#lambda_{0}^{2} vs. in-cone-p_{T}^{max};p_{T}^{max} (GeV/c, in the cone);#lambda_{0}^{2}",1000,0,100,400,0,4); |
182 | fOutputList->Add(fHigherPtConeM02); | |
183 | ||
f507c09b | 184 | fClusEtMcPt = new TH2F("hClusEtMcPt","E_{T}^{clus} vs. p_{T}^{mc}; p_{T}^{mc};E_{T}^{clus}",500,0,100,500,0,100); |
185 | fOutputList->Add(fClusEtMcPt); | |
186 | ||
187 | fClusMcDetaDphi = new TH2F("hClusMcDetaDphi","#Delta#phi vs. #Delta#eta (reco-mc);#Delta#eta;#Delta#phi",100,-.7,.7,100,-.7,.7); | |
188 | fOutputList->Add(fClusMcDetaDphi); | |
189 | ||
190 | fNClusPerPho = new TH2F("hNClusPerPho","Number of clusters per prompt photon;p_{T}^{MC};N_{clus}",500,0,100,11,-0.5,10.5); | |
191 | fOutputList->Add(fNClusPerPho); | |
192 | ||
092ceec8 | 193 | fMCDirPhotonPtEtaPhiNoClus = new TH3F("hMCDirPhotonPhiEtaNoClus","p_{T}, #eta and #phi of prompt photons with no reco clusters;p_{T};#eta;#phi",1000,0,100,154,-0.77,0.77,130,1.38,3.20); |
194 | fOutputList->Add(fMCDirPhotonPtEtaPhiNoClus); | |
f507c09b | 195 | |
196 | Int_t nEt=1000, nM02=400, nCeIso=1000, nTrIso=1000, nAllIso=1000, nCeIsoNoUE=1000, nAllIsoNoUE=1000, nTrClDphi=200, nTrClDeta=100, nClEta=140, nClPhi=128, nTime=60, nMult=100, nPhoMcPt=101; | |
197 | Int_t bins[] = {nEt, nM02, nCeIso, nTrIso, nAllIso, nCeIsoNoUE, nAllIsoNoUE, nTrClDphi, nTrClDeta,nClEta,nClPhi,nTime,nMult,nPhoMcPt}; | |
c1f18270 | 198 | fNDimensions = sizeof(bins)/sizeof(Int_t); |
199 | const Int_t ndims = fNDimensions; | |
f507c09b | 200 | Double_t xmin[] = { 0., 0., -10., -10., -10., -10., -10., -0.1,-0.05, -0.7, 1.4,-0.15e-06,-0.5,-1.5}; |
201 | Double_t xmax[] = { 100., 4., 190., 190., 190., 190., 190., 0.1, 0.05, 0.7, 3.192, 0.15e-06,99.5,99.5}; | |
202 | fHnOutput = new THnSparseF("fHnOutput","Output matrix: E_{T},M02,CeIso,TrIso,AllIso, CeIsoNoUESub, AllIsoNoUESub, d#phi_{trk},d#eta_{trk},#eta_{clus},#phi_{clus},T_{max},mult,mc-p_{T}^{#gamma}", ndims, bins, xmin, xmax); | |
965c985f | 203 | fOutputList->Add(fHnOutput); |
204 | ||
205 | ||
206 | ||
30159e6f | 207 | PostData(1, fOutputList); |
208 | } | |
209 | ||
210 | //________________________________________________________________________ | |
211 | void AliAnalysisTaskEMCALIsoPhoton::UserExec(Option_t *) | |
212 | { | |
bd092f0f | 213 | // Main loop, called for each event. |
214 | ||
215 | // event trigger selection | |
30159e6f | 216 | Bool_t isSelected = 0; |
751194e8 | 217 | if(fPeriod.Contains("11a")){ |
218 | if(fTrigBit.Contains("kEMC")) | |
219 | isSelected = (((AliInputEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()))->IsEventSelected() & AliVEvent::kEMC1); | |
220 | else | |
221 | isSelected = (((AliInputEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()))->IsEventSelected() & AliVEvent::kMB); | |
222 | } | |
223 | else{ | |
224 | if(fTrigBit.Contains("kEMC")) | |
225 | isSelected = (((AliInputEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()))->IsEventSelected() & AliVEvent::kEMC7); | |
226 | else | |
f507c09b | 227 | if(fTrigBit.Contains("kMB")) |
228 | isSelected = (((AliInputEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()))->IsEventSelected() & AliVEvent::kMB); | |
229 | else | |
230 | isSelected = (((AliInputEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()))->IsEventSelected() & AliVEvent::kINT7); | |
751194e8 | 231 | } |
c7bb0b43 | 232 | if(fIsMc) |
233 | isSelected = kTRUE; | |
ecd47673 | 234 | if(fDebug) |
235 | printf("isSelected = %d, fIsMC=%d\n", isSelected, fIsMc); | |
30159e6f | 236 | if(!isSelected ) |
237 | return; | |
f3843637 | 238 | if(fIsMc){ |
239 | TTree *tree = ((AliInputEventHandler*)(AliAnalysisManager::GetAnalysisManager()->GetInputEventHandler()))->GetTree(); | |
240 | TFile *file = (TFile*)tree->GetCurrentFile(); | |
241 | TString filename = file->GetName(); | |
242 | if(!filename.Contains(fPathStrOpt.Data())) | |
243 | return; | |
244 | } | |
30159e6f | 245 | fESD = dynamic_cast<AliESDEvent*>(InputEvent()); |
246 | if (!fESD) { | |
247 | printf("ERROR: fESD not available\n"); | |
248 | return; | |
249 | } | |
250 | ||
251 | fEvtSel->Fill(0); | |
ecd47673 | 252 | if(fDebug) |
253 | printf("fESD is ok\n"); | |
30159e6f | 254 | |
255 | AliESDVertex *pv = (AliESDVertex*)fESD->GetPrimaryVertex(); | |
cc57d293 | 256 | if(!pv) { |
257 | fRecoPV->Fill(0); | |
30159e6f | 258 | return; |
cc57d293 | 259 | } |
260 | else | |
261 | fRecoPV->Fill(1); | |
30159e6f | 262 | fPVtxZ->Fill(pv->GetZ()); |
263 | if(TMath::Abs(pv->GetZ())>15) | |
264 | return; | |
ecd47673 | 265 | if(fDebug) |
266 | printf("passed vertex cut\n"); | |
30159e6f | 267 | |
268 | fEvtSel->Fill(1); | |
bd092f0f | 269 | |
06a28959 | 270 | fTracks = dynamic_cast<TClonesArray*>(InputEvent()->FindListObject("Tracks")); |
271 | if(!fTracks){ | |
272 | AliError("Track array in event is NULL!"); | |
273 | return; | |
274 | } | |
30159e6f | 275 | // Track loop to fill a pT spectrum |
3f4073ba | 276 | const Int_t Ntracks = fTracks->GetEntriesFast(); |
277 | for (Int_t iTracks = 0; iTracks < Ntracks; ++iTracks) { | |
278 | // for (Int_t iTracks = 0; iTracks < fESD->GetNumberOfTracks(); iTracks++) { | |
279 | //AliESDtrack* track = (AliESDtrack*)fESD->GetTrack(iTracks); | |
280 | AliVTrack *track = static_cast<AliVTrack*>(fTracks->At(iTracks)); | |
30159e6f | 281 | if (!track) |
282 | continue; | |
283 | if (fPrTrCuts && fPrTrCuts->IsSelected(track)){ | |
284 | fSelPrimTracks->Add(track); | |
285 | //printf("pt,eta,phi:%1.1f,%1.1f,%1.1f \n",track->Pt(),track->Eta(), track->Phi()); | |
286 | } | |
bd092f0f | 287 | } |
288 | ||
30159e6f | 289 | if(!fIsTrain){ |
290 | for(Int_t mod=0; mod < (fGeom->GetEMCGeometry())->GetNumberOfSuperModules(); mod++){ | |
291 | if(fGeoName=="EMCAL_FIRSTYEARV1" && mod>3) | |
292 | break; | |
293 | fGeom->SetMisalMatrix(fESD->GetEMCALMatrix(mod), mod); | |
294 | } | |
295 | } | |
16a4050e | 296 | AliESDtrackCuts *fTrackCuts = new AliESDtrackCuts(); |
f507c09b | 297 | fTrackMult = fTrackCuts->GetReferenceMultiplicity(fESD);//kTrackletsITSTPC ,0.5); |
298 | fTrMultDist->Fill(fTrackMult); | |
16a4050e | 299 | |
30159e6f | 300 | fESD->GetEMCALClusters(fCaloClusters); |
301 | fEMCalCells = fESD->GetEMCALCells(); | |
302 | ||
303 | ||
c7bb0b43 | 304 | |
305 | fMCEvent = MCEvent(); | |
ecd47673 | 306 | if(fMCEvent){ |
307 | if(fDebug) | |
ec9ab86b | 308 | std::cout<<"MCevent exists\n"; |
c7bb0b43 | 309 | fStack = (AliStack*)fMCEvent->Stack(); |
ecd47673 | 310 | } |
311 | else{ | |
312 | if(fDebug) | |
ec9ab86b | 313 | std::cout<<"ERROR: NO MC EVENT!!!!!!\n"; |
ecd47673 | 314 | } |
f507c09b | 315 | FollowGamma(); |
316 | if(fDebug) | |
317 | printf("passed calling of FollowGamma\n"); | |
318 | FillClusHists(); | |
319 | if(fDebug) | |
320 | printf("passed calling of FillClusHists\n"); | |
63e40cb8 | 321 | FillMcHists(); |
ecd47673 | 322 | if(fDebug) |
323 | printf("passed calling of FillMcHists\n"); | |
324 | ||
f507c09b | 325 | fCaloClusters->Clear(); |
326 | fSelPrimTracks->Clear(); | |
327 | fNClusForDirPho = 0; | |
c7bb0b43 | 328 | |
30159e6f | 329 | PostData(1, fOutputList); |
330 | } | |
bd092f0f | 331 | |
30159e6f | 332 | //________________________________________________________________________ |
333 | void AliAnalysisTaskEMCALIsoPhoton::FillClusHists() | |
334 | { | |
bd092f0f | 335 | // Fill cluster histograms. |
336 | ||
30159e6f | 337 | if(!fCaloClusters) |
338 | return; | |
339 | const Int_t nclus = fCaloClusters->GetEntries(); | |
340 | if(nclus==0) | |
341 | return; | |
ecd47673 | 342 | if(fDebug) |
343 | printf("Inside FillClusHists and there are %d clusters\n",nclus); | |
e681d9ce | 344 | Double_t maxE = 0; |
0b21f686 | 345 | Int_t nclus10 = 0; |
f507c09b | 346 | Double_t ptmc=-1; |
30159e6f | 347 | for(Int_t ic=0;ic<nclus;ic++){ |
348 | maxE=0; | |
349 | AliESDCaloCluster *c = static_cast<AliESDCaloCluster*>(fCaloClusters->At(ic)); | |
350 | if(!c) | |
351 | continue; | |
352 | if(!c->IsEMCAL()) | |
353 | continue; | |
965c985f | 354 | if(c->E()<fECut) |
355 | continue; | |
30159e6f | 356 | Short_t id; |
357 | Double_t Emax = GetMaxCellEnergy( c, id); | |
358 | Double_t Ecross = GetCrossEnergy( c, id); | |
359 | if((1-Ecross/Emax)>fExoticCut) | |
360 | continue; | |
361 | Float_t clsPos[3] = {0,0,0}; | |
362 | c->GetPosition(clsPos); | |
363 | TVector3 clsVec(clsPos); | |
3dc2825e | 364 | Double_t Et = c->E()*TMath::Sin(clsVec.Theta()); |
f507c09b | 365 | if(fDebug) |
366 | printf("\tcluster eta=%1.1f,phi=%1.1f,E=%1.1f\n",clsVec.Eta(),clsVec.Phi(),c->E()); | |
0b21f686 | 367 | if(Et>10) |
368 | nclus10++; | |
30159e6f | 369 | Float_t ceiso, cephiband, cecore; |
370 | Float_t triso, trphiband, trcore; | |
371 | Float_t alliso, allphiband, allcore; | |
372 | Float_t phibandArea = (1.4 - 2*fIsoConeR)*2*fIsoConeR; | |
373 | Float_t netConeArea = TMath::Pi()*(fIsoConeR*fIsoConeR - 0.04*0.04); | |
374 | GetCeIso(clsVec, ceiso, cephiband, cecore); | |
375 | GetTrIso(clsVec, triso, trphiband, trcore); | |
f9e2362a | 376 | Double_t dr = TMath::Sqrt(c->GetTrackDx()*c->GetTrackDx() + c->GetTrackDz()*c->GetTrackDz()); |
377 | if(Et>10 && Et<15 && dr>0.025){ | |
378 | fHigherPtConeM02->Fill(fHigherPtCone,c->GetM02()); | |
379 | if(fDebug) | |
380 | printf("\t\tHigher track pt inside the cone: %1.1f GeV/c; M02=%1.2f\n",fHigherPtCone,c->GetM02()); | |
381 | } | |
30159e6f | 382 | alliso = ceiso + triso; |
383 | allphiband = cephiband + trphiband; | |
384 | allcore = cecore + trcore; | |
385 | Float_t ceisoue = cephiband/phibandArea*netConeArea; | |
386 | Float_t trisoue = trphiband/phibandArea*netConeArea; | |
387 | Float_t allisoue = allphiband/phibandArea*netConeArea; | |
965c985f | 388 | const Int_t ndims = fNDimensions; |
389 | Double_t outputValues[ndims]; | |
f507c09b | 390 | ptmc = GetClusSource(c); |
965c985f | 391 | outputValues[0] = Et; |
392 | outputValues[1] = c->GetM02(); | |
393 | outputValues[2] = ceiso-cecore-ceisoue; | |
394 | outputValues[3] = triso-trisoue; | |
395 | outputValues[4] = alliso-cecore-allisoue; | |
302b398c | 396 | outputValues[5] = ceiso-Et; |
397 | outputValues[6] = alliso-Et; | |
717bb45b | 398 | outputValues[7] = c->GetTrackDx(); |
399 | outputValues[8] = c->GetTrackDz(); | |
400 | outputValues[9] = clsVec.Eta(); | |
401 | outputValues[10] = clsVec.Phi(); | |
16a4050e | 402 | outputValues[11] = fEMCalCells->GetCellTime(id); |
403 | outputValues[12] = fTrackMult; | |
f507c09b | 404 | outputValues[13] = ptmc; |
965c985f | 405 | fHnOutput->Fill(outputValues); |
30159e6f | 406 | if(c->E()>maxE) |
407 | maxE = c->E(); | |
408 | } | |
409 | fNClusHighClusE->Fill(maxE,nclus); | |
0b21f686 | 410 | fNClusEt10->Fill(nclus10); |
f507c09b | 411 | fNClusPerPho->Fill(fDirPhoPt,fNClusForDirPho); |
30159e6f | 412 | } |
bd092f0f | 413 | |
30159e6f | 414 | //________________________________________________________________________ |
415 | void AliAnalysisTaskEMCALIsoPhoton::GetCeIso(TVector3 vec, Float_t &iso, Float_t &phiband, Float_t &core) | |
416 | { | |
bd092f0f | 417 | // Get cell isolation. |
418 | ||
30159e6f | 419 | if(!fEMCalCells) |
420 | return; | |
421 | const Int_t ncells = fEMCalCells->GetNumberOfCells(); | |
422 | Float_t totiso=0; | |
423 | Float_t totband=0; | |
424 | Float_t totcore=0; | |
425 | Float_t etacl = vec.Eta(); | |
426 | Float_t phicl = vec.Phi(); | |
427 | Float_t thetacl = vec.Theta(); | |
428 | if(phicl<0) | |
429 | phicl+=TMath::TwoPi(); | |
430 | Int_t absid = -1; | |
431 | Float_t eta=-1, phi=-1; | |
432 | for(int icell=0;icell<ncells;icell++){ | |
433 | absid = TMath::Abs(fEMCalCells->GetCellNumber(icell)); | |
c3f33463 | 434 | Float_t celltime = fEMCalCells->GetCellTime(absid); |
435 | if(celltime>2e-8 || celltime<-2e-8) | |
436 | continue; | |
30159e6f | 437 | if(!fGeom) |
438 | return; | |
439 | fGeom->EtaPhiFromIndex(absid,eta,phi); | |
440 | Float_t dphi = TMath::Abs(phi-phicl); | |
441 | Float_t deta = TMath::Abs(eta-etacl); | |
442 | Float_t R = TMath::Sqrt(deta*deta + dphi*dphi); | |
443 | Float_t etcell = fEMCalCells->GetCellAmplitude(absid)*TMath::Sin(thetacl); | |
444 | if(R<fIsoConeR){ | |
445 | totiso += etcell; | |
446 | if(R<0.04) | |
447 | totcore += etcell; | |
448 | } | |
449 | else{ | |
450 | if(dphi>fIsoConeR) | |
451 | continue; | |
452 | if(deta<fIsoConeR) | |
453 | continue; | |
454 | totband += fEMCalCells->GetCellAmplitude(absid)*TMath::Sin(thetacl); | |
455 | } | |
456 | } | |
457 | iso = totiso; | |
458 | phiband = totband; | |
459 | core = totcore; | |
460 | } | |
bd092f0f | 461 | |
30159e6f | 462 | //________________________________________________________________________ |
463 | void AliAnalysisTaskEMCALIsoPhoton::GetTrIso(TVector3 vec, Float_t &iso, Float_t &phiband, Float_t &core) | |
464 | { | |
bd092f0f | 465 | // Get track isolation. |
466 | ||
30159e6f | 467 | if(!fSelPrimTracks) |
468 | return; | |
f9e2362a | 469 | fHigherPtCone = 0; |
30159e6f | 470 | const Int_t ntracks = fSelPrimTracks->GetEntries(); |
471 | Double_t totiso=0; | |
472 | Double_t totband=0; | |
473 | Double_t totcore=0; | |
474 | Double_t etacl = vec.Eta(); | |
475 | Double_t phicl = vec.Phi(); | |
476 | if(phicl<0) | |
477 | phicl+=TMath::TwoPi(); | |
478 | for(int itrack=0;itrack<ntracks;itrack++){ | |
3f4073ba | 479 | AliVTrack *track = static_cast<AliVTrack*> (fSelPrimTracks->At(itrack)); |
30159e6f | 480 | if(!track) |
481 | continue; | |
482 | Double_t dphi = TMath::Abs(track->Phi()-phicl); | |
483 | Double_t deta = TMath::Abs(track->Eta()-etacl); | |
484 | Double_t R = TMath::Sqrt(deta*deta + dphi*dphi); | |
485 | Double_t pt = track->Pt(); | |
f9e2362a | 486 | if(pt>fHigherPtCone) |
487 | fHigherPtCone = pt; | |
30159e6f | 488 | if(R<fIsoConeR){ |
489 | totiso += track->Pt(); | |
490 | if(R<0.04) | |
491 | totcore += pt; | |
492 | } | |
493 | else{ | |
494 | if(dphi>fIsoConeR) | |
495 | continue; | |
496 | if(deta<fIsoConeR) | |
497 | continue; | |
498 | totband += track->Pt(); | |
499 | } | |
500 | } | |
501 | iso = totiso; | |
502 | phiband = totband; | |
503 | core = totcore; | |
504 | } | |
bd092f0f | 505 | |
30159e6f | 506 | //________________________________________________________________________ |
507 | Double_t AliAnalysisTaskEMCALIsoPhoton::GetCrossEnergy(const AliVCluster *cluster, Short_t &idmax) | |
508 | { | |
509 | // Calculate the energy of cross cells around the leading cell. | |
510 | ||
511 | AliVCaloCells *cells = 0; | |
512 | cells = fESD->GetEMCALCells(); | |
513 | if (!cells) | |
514 | return 0; | |
515 | ||
30159e6f | 516 | if (!fGeom) |
517 | return 0; | |
518 | ||
519 | Int_t iSupMod = -1; | |
520 | Int_t iTower = -1; | |
521 | Int_t iIphi = -1; | |
522 | Int_t iIeta = -1; | |
523 | Int_t iphi = -1; | |
524 | Int_t ieta = -1; | |
525 | Int_t iphis = -1; | |
526 | Int_t ietas = -1; | |
527 | ||
528 | Double_t crossEnergy = 0; | |
529 | ||
530 | fGeom->GetCellIndex(idmax,iSupMod,iTower,iIphi,iIeta); | |
531 | fGeom->GetCellPhiEtaIndexInSModule(iSupMod,iTower,iIphi, iIeta,iphis,ietas); | |
532 | ||
533 | Int_t ncells = cluster->GetNCells(); | |
534 | for (Int_t i=0; i<ncells; i++) { | |
535 | Int_t cellAbsId = cluster->GetCellAbsId(i); | |
536 | fGeom->GetCellIndex(cellAbsId,iSupMod,iTower,iIphi,iIeta); | |
537 | fGeom->GetCellPhiEtaIndexInSModule(iSupMod,iTower,iIphi, iIeta,iphi,ieta); | |
538 | Int_t aphidiff = TMath::Abs(iphi-iphis); | |
539 | if (aphidiff>1) | |
540 | continue; | |
541 | Int_t aetadiff = TMath::Abs(ieta-ietas); | |
542 | if (aetadiff>1) | |
543 | continue; | |
544 | if ( (aphidiff==1 && aetadiff==0) || | |
545 | (aphidiff==0 && aetadiff==1) ) { | |
546 | crossEnergy += cells->GetCellAmplitude(cellAbsId); | |
547 | } | |
548 | } | |
549 | ||
550 | return crossEnergy; | |
551 | } | |
552 | ||
30159e6f | 553 | //________________________________________________________________________ |
554 | Double_t AliAnalysisTaskEMCALIsoPhoton ::GetMaxCellEnergy(const AliVCluster *cluster, Short_t &id) const | |
555 | { | |
556 | // Get maximum energy of attached cell. | |
557 | ||
558 | id = -1; | |
559 | ||
560 | AliVCaloCells *cells = 0; | |
561 | cells = fESD->GetEMCALCells(); | |
562 | if (!cells) | |
563 | return 0; | |
564 | ||
565 | Double_t maxe = 0; | |
566 | Int_t ncells = cluster->GetNCells(); | |
567 | for (Int_t i=0; i<ncells; i++) { | |
568 | Double_t e = cells->GetCellAmplitude(TMath::Abs(cluster->GetCellAbsId(i))); | |
569 | if (e>maxe) { | |
570 | maxe = e; | |
571 | id = cluster->GetCellAbsId(i); | |
572 | } | |
573 | } | |
574 | return maxe; | |
575 | } | |
bd092f0f | 576 | |
c7bb0b43 | 577 | //________________________________________________________________________ |
578 | void AliAnalysisTaskEMCALIsoPhoton ::FillMcHists() | |
579 | { | |
580 | if(!fStack) | |
581 | return; | |
582 | Int_t nTracks = fStack->GetNtrack(); | |
ecd47673 | 583 | if(fDebug) |
584 | printf("Inside FillMcHists and there are %d mcparts\n",nTracks); | |
c7bb0b43 | 585 | for(Int_t iTrack=0;iTrack<nTracks;iTrack++){ |
586 | TParticle *mcp = static_cast<TParticle*>(fStack->Particle(iTrack)); | |
587 | if(!mcp) | |
588 | continue; | |
589 | Int_t pdg = mcp->GetPdgCode(); | |
590 | if(pdg!=22) | |
591 | continue; | |
f2acdbe9 | 592 | if(TMath::Abs(mcp->Eta())>0.7 ||mcp->Phi()<1.4 || mcp->Phi()>3.2) |
593 | continue; | |
c7bb0b43 | 594 | Int_t imom = mcp->GetMother(0); |
595 | if(imom<0 || imom>nTracks) | |
596 | continue; | |
597 | TParticle *mcmom = static_cast<TParticle*>(fStack->Particle(imom)); | |
598 | if(!mcmom) | |
599 | continue; | |
600 | Int_t pdgMom = mcmom->GetPdgCode(); | |
ec9ab86b | 601 | if((imom==6 || imom==7) && pdgMom==22) { |
caaf99d3 | 602 | fMCDirPhotonPtEtaPhi->Fill(mcp->Pt(),mcp->Eta(),mcp->Phi()); |
f507c09b | 603 | if(fNClusForDirPho==0) |
092ceec8 | 604 | fMCDirPhotonPtEtaPhiNoClus->Fill(mcp->Pt(),mcp->Eta(),mcp->Phi()); |
40c4f1bf | 605 | if(fDebug){ |
f2acdbe9 | 606 | printf("Found \"photonic\" parton at position %d, with pt=%1.1f, eta=%1.1f and phi=%1.1f, and status=%d,\n",imom,mcmom->Pt(), mcmom->Eta(), mcmom->Phi(), mcmom->GetStatusCode()); |
40c4f1bf | 607 | printf("with a final photon at position %d, with pt=%1.1f, eta=%1.1f and phi=%1.1f, and status=%d\n",iTrack,mcp->Pt(), mcp->Eta(), mcp->Phi(),mcp->GetStatusCode()); |
608 | } | |
f2acdbe9 | 609 | } |
c7bb0b43 | 610 | else{ |
611 | if(TMath::Abs(pdgMom)>100 && TMath::Abs(pdgMom)<1000) | |
612 | fDecayPhotonPtMC->Fill(mcp->Pt()); | |
613 | } | |
614 | } | |
615 | } | |
30159e6f | 616 | //________________________________________________________________________ |
f507c09b | 617 | Float_t AliAnalysisTaskEMCALIsoPhoton::GetClusSource(const AliVCluster *c) |
618 | { | |
619 | if(!c) | |
620 | return -1; | |
621 | if(!fStack) | |
622 | return -1; | |
623 | Int_t nmcp = fStack->GetNtrack(); | |
624 | Int_t clabel = c->GetLabel(); | |
625 | if(fDebug && fMcIdFamily.Contains(Form("%d",clabel))) | |
626 | printf("\n\t ==== Label %d is a descendent of the prompt photon ====\n\n",clabel); | |
627 | if(!fMcIdFamily.Contains(Form("%d",clabel))) | |
628 | return -1; | |
629 | fNClusForDirPho++; | |
630 | TString partonposstr = (TSubString)fMcIdFamily.operator()(0,1); | |
631 | Int_t partonpos = partonposstr.Atoi(); | |
632 | if(fDebug) | |
633 | printf("\t^^^^ parton position = %d ^^^^\n",partonpos); | |
634 | if(clabel<0 || clabel>nmcp) | |
635 | return 0; | |
636 | Float_t clsPos[3] = {0,0,0}; | |
637 | c->GetPosition(clsPos); | |
638 | TVector3 clsVec(clsPos); | |
639 | Double_t Et = c->E()*TMath::Sin(clsVec.Theta()); | |
640 | TParticle *mcp = static_cast<TParticle*>(fStack->Particle(partonpos)); | |
641 | if(!mcp) | |
642 | return -1; | |
643 | if(fDebug){ | |
644 | printf("\tclus mc truth eta=%1.1f,phi=%1.1f,E=%1.1f, pdgcode=%d, stackpos=%d\n",mcp->Eta(),mcp->Phi(),mcp->Energy(),mcp->GetPdgCode(),clabel); | |
645 | } | |
646 | Int_t lab1 = mcp->GetFirstDaughter(); | |
647 | if(lab1<0 || lab1>nmcp) | |
648 | return -1; | |
649 | TParticle *mcd = static_cast<TParticle*>(fStack->Particle(lab1)); | |
650 | if(!mcd) | |
651 | return -1; | |
652 | if(fDebug) | |
653 | printf("\t\tmom mc truth eta=%1.1f,phi=%1.1f,E=%1.1f, pdgcode=%d, stackpos=%d\n",mcd->Eta(),mcd->Phi(),mcd->Energy(),mcd->GetPdgCode(),lab1); | |
654 | if(mcd->GetPdgCode()==22){ | |
655 | fClusEtMcPt->Fill(mcd->Pt(), Et); | |
656 | fClusMcDetaDphi->Fill(clsVec.Eta() - mcd->Eta(), clsVec.Phi() - mcd->Phi()); | |
657 | } | |
658 | else{ | |
659 | printf("Warning: daughter of photon parton is not a photon\n"); | |
660 | return -1; | |
661 | } | |
662 | return fDirPhoPt; | |
663 | } | |
664 | //________________________________________________________________________ | |
665 | void AliAnalysisTaskEMCALIsoPhoton::FollowGamma() | |
666 | { | |
667 | if(!fStack) | |
668 | return; | |
669 | Int_t selfid = 6; | |
670 | TParticle *mcp = static_cast<TParticle*>(fStack->Particle(selfid)); | |
671 | if(!mcp) | |
672 | return; | |
673 | if(mcp->GetPdgCode()!=22){ | |
674 | mcp = static_cast<TParticle*>(fStack->Particle(++selfid)); | |
675 | if(!mcp) | |
676 | return; | |
677 | } | |
678 | Int_t daug0f = mcp->GetFirstDaughter(); | |
679 | Int_t daug0l = mcp->GetLastDaughter(); | |
680 | Int_t nd0 = daug0l - daug0f; | |
681 | if(fDebug) | |
682 | printf("\n\tGenerated gamma (%d) eta=%1.1f,phi=%1.1f,E=%1.1f, pdgcode=%d, n-daug=%d\n",selfid,mcp->Eta(),mcp->Phi(),mcp->Energy(),mcp->GetPdgCode(),nd0+1); | |
683 | fMcIdFamily = Form("%d,",selfid); | |
684 | GetDaughtersInfo(daug0f,daug0l, selfid,""); | |
685 | if(fDebug){ | |
686 | printf("\t---- end of the prompt gamma's family tree ----\n\n"); | |
687 | printf("Family id string = %s,\n\n",fMcIdFamily.Data()); | |
688 | } | |
689 | TParticle *md = static_cast<TParticle*>(fStack->Particle(daug0f)); | |
690 | if(!md) | |
691 | return; | |
692 | fDirPhoPt = md->Pt(); | |
693 | } | |
694 | //________________________________________________________________________ | |
695 | void AliAnalysisTaskEMCALIsoPhoton::GetDaughtersInfo(const int firstd, const int lastd, const int selfid, const char *inputind) | |
696 | { | |
697 | int nmcp = fStack->GetNtrack(); | |
698 | if(firstd<0 || firstd>nmcp) | |
699 | return; | |
700 | if(lastd<0 || lastd>nmcp) | |
701 | return; | |
702 | if(firstd>lastd){ | |
703 | printf("WARNING: First daughter > last (%d,%d)\n",firstd,lastd); | |
704 | return; | |
705 | } | |
706 | TString indenter = Form("\t%s",inputind); | |
707 | TParticle *dp = 0x0; | |
708 | if(fDebug) | |
709 | printf("\t%s--- Daughters of particle %d ---\n", indenter.Data(), selfid); | |
710 | for(int id=firstd; id<lastd+1; id++){ | |
711 | dp = static_cast<TParticle*>(fStack->Particle(id)); | |
712 | if(!dp) | |
713 | continue; | |
714 | Int_t dfd = dp->GetFirstDaughter(); | |
715 | Int_t dld = dp->GetLastDaughter(); | |
716 | Int_t dnd = dld - dfd + 1; | |
717 | Float_t vr = TMath::Sqrt(dp->Vx()*dp->Vx()+dp->Vy()*dp->Vy()); | |
718 | if(fDebug) | |
719 | printf("\t%sParticle daughter(%d) eta=%1.1f,phi=%1.1f,E=%1.1f, vR=%1.1f, pdgcode=%d, n-daug=%d(%d,%d)\n", indenter.Data(),id, dp->Eta(), dp->Phi(), dp->Energy(), vr, dp->GetPdgCode(), dnd, dfd, dld); | |
720 | fMcIdFamily += Form("%d,",id); | |
721 | GetDaughtersInfo(dfd,dld,id,indenter.Data()); | |
722 | } | |
723 | } | |
724 | //________________________________________________________________________ | |
30159e6f | 725 | void AliAnalysisTaskEMCALIsoPhoton::Terminate(Option_t *) |
726 | { | |
bd092f0f | 727 | // Called once at the end of the query. |
30159e6f | 728 | } |